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# The `hostOffset` describes how the host platform of the dependencies are slid
# relative to the depending package. It is brought into scope of the setup hook
# defined as the role of the dependency whose hooks is being run.
case $hostOffset in
-1) local role='BUILD_' ;;
0) local role='' ;;
1) local role='TARGET_' ;;
*) echo "cc-wrapper: Error: Cannot be used with $hostOffset-offset deps" >2;
return 1 ;;
esac
linkCxxAbi="@linkCxxAbi@"
export NIX_${role}CXXSTDLIB_COMPILE+=" -isystem @out@/include/c++/v1"
export NIX_${role}CXXSTDLIB_LINK=" -stdlib=libc++${linkCxxAbi:+" -lc++abi"}"
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